Opening windows and doors “one of the best ways” to remove Covid-19 from classroom air

Opening windows and doors “one of the best ways” to remove Covid-19 from classroom air

One of the best ways to reduce the likelihood of Covid-19 being transmitted in Aotearoa New Zealand classrooms is simply by opening doors and windows to create natural ventilation, say NIWA air quality experts.

Extreme Heat Could Also Mean Power and Water Shortages

Extreme Heat Could Also Mean Power and Water Shortages

The sparse rainfall and low water levels are one reason that state officials in June built a $10 million emergency project—the size of San Francisco’s Transamerica Pyramid laid on its side—to keep ocean saltwater from surging into the delta.

The Senate Is Mad as Hell at Facebook—Again

The Senate Is Mad as Hell at Facebook—Again

Thursday’s hearing was prompted by a series in The Wall Street Journal based on a trove of leaked internal research, and one story in particular: “Facebook Knows Instagram Is Toxic for Teen Girls, Company Documents Show.” The hearing was styled as a cross between Watergate—what did Facebook know, and when did it know it?—and the corporate exposés of yesteryear.

Everything Amazon Announced—Including a Cute Security Robot

Everything Amazon Announced—Including a Cute Security Robot

You’ll get professional monitoring, backup internet on all Ring devices, access to the Alexa Guard Plus helpline, and more robust online security using Eero Secure.Photograph: AmazonWorking with The Home Depot, Ring's new JobSite Security bundle aims to make it easier to monitor job sites.

You Can Now Buy Ring’s In-Home Drone—if You’re Invited

You Can Now Buy Ring’s In-Home Drone—if You’re Invited

Last year at Amazon’s annual fall hardware event, Ring (which is owned by Amazon) showed off a drone designed to capture video inside your home .To hear Amazon and Ring product execs tell it, the drone was designed to alleviate the burden of having multiple fixed cameras in different locations around your house.

Greg LeMond and the Amazing Candy Colored Dream Bike

Greg LeMond and the Amazing Candy Colored Dream Bike

The Prolog isn’t perfect, especially if you’re my size—I want to swap out its fancy integrated handlebars for narrower ones, and the small frame is just a little too long for me—but it’s the most fun ride I’ve had in a long time.

How to Make Podcasts Better for People With Hearing Loss

How to Make Podcasts Better for People With Hearing Loss

“In short,” she says, “I've got no control over what my brain chooses to process, and there's all sorts of things that trigger it and create stress.” And so when it comes to podcasts, sound design is especially important for Benjamin and other people with auditory processing disorder, because they hear lots of sounds that other people may not pick up on.

An Introduction to Bird Banding

An Introduction to Bird Banding

© Murry Burgess The Monitoring Avian Productivity and Survivorship, or MAPS program is a collaborative effort between banders of diverse organizational backgrounds to monitor breeding bird populations through systematic data collection at relatively long-term banding sites across the continent.

This Tiny Robot Mimics the Mantis Shrimp's Mighty Punch

This Tiny Robot Mimics the Mantis Shrimp's Mighty Punch

Now, a team of Harvard University researchers has come up with a new biomechanical model for the mantis shrimp's mighty appendage , and it built a tiny robot to mimic that movement, according to a recent paper published in the Proceedings of the National Academy of Sciences.

The $150 Million Machine Keeping Moore’s Law Alive

The $150 Million Machine Keeping Moore’s Law Alive

EUV uses some extraordinary engineering to shrink the wavelength of light used to make chips, and it should help continue that streak.Inside ASML’s machine, EUV light bounces off several mirrors before passing through the reticle, which moves with nanoscale precision to align the layers on the silicon.

Pokimane Has Done Enough—and Has So Much Left to Do

Pokimane Has Done Enough—and Has So Much Left to Do

“I literally just say ‘hello’ and I feel like crying,” she told Alok Kanojia, a Harvard-trained psychiatrist and mental health coach to celebrity gamers who streamed their session last May. She moved a neat curl of hair out of the way and dabbed her eye.

50 Fish, 50 States: Freaks in the Hot Springs

50 Fish, 50 States: Freaks in the Hot Springs

© Matt Miller4 of 9Tilapia can now be caught in many warm springs, urban rivers and canals across the United States.Miller9 of 9African jewel cichlid, an exotic species common in Florida waters as well as in warm springs in the western United States.

This Barnacle-Inspired Glue Seals Bleeding Organs in Seconds

This Barnacle-Inspired Glue Seals Bleeding Organs in Seconds

Yet it’s hard to create a seal on wet tissue, and most commercial products used to stop dangerous bleeding rely on coagulants which take minutes to work.In a study published this month in Nature Biomedical Engineering, his team demonstrated how this arthropod-like glue can stop bleeding in seconds.

The largest flood flow ever measured

The largest flood flow ever measured

Flood flows on the Buller River this month were the largest of any river in Aotearoa New Zealand in almost 100 years, NIWA measurements show.Meanwhile, a NIWA monitoring station on the Buller River at Te Kuha, about 10km upstream, was continuously recording water levels throughout the flood.

BMW’s Virtual Factory Uses AI to Hone the Assembly Line

BMW’s Virtual Factory Uses AI to Hone the Assembly Line

Grüeneisl says machine-learning algorithms can simulate robots performing complex maneuvers to find the most efficient process.

Despite Union Setback, Amazon Workers Fight for Dignity

Despite Union Setback, Amazon Workers Fight for Dignity

It wasn’t exactly political sabotage, says Alessandro Delfanti, a University of Toronto communications professor who heard the story while interviewing warehouse workers for a book about Amazon.

Watch Out—That Call of Duty: Warzone Cheat Might Be Malware

Watch Out—That Call of Duty: Warzone Cheat Might Be Malware

They provided a long list of Warzone Cheat Engine variants that installed a host of malware, including a cryptojacker, which uses the resources of an infected gaming computer to surreptitiously mine cryptocurrency .Activision’s analysis said that multiple malware forums have regularly advertised a kit that customizes the fake cheat.

The Butterfly of Spring: Meet the Mourning Cloak

The Butterfly of Spring: Meet the Mourning Cloak

In some places you can find mourning cloak butterflies throughout the year, but after a long winter, the first sighting of one can be the earliest sign of spring.“You don’t usually have a butterfly that can live for almost an entire year as an adult,” says Blobaum.

A Sexy New Theory of Consciousness Is All Up in Your Feelings

A Sexy New Theory of Consciousness Is All Up in Your Feelings

One is Mark Solms, and in his new book, The Hidden Spring, he doesn’t just talk about anatomy and electrochemistry—though there is some of that.

Social Media CEOs Can’t Defend Their Business Model

Social Media CEOs Can’t Defend Their Business Model

On Thursday, Mark Zuckerberg, Jack Dorsey, and Sundar Pichai testified before Congress for a hearing titled “Disinformation Nation: Social Media’s Role In Promoting Extremism And Misinformation.” By this point, it was far from their first rodeo.

Intel Wants to Revive US Chipmaking—but It Has to Catch Up First

Intel Wants to Revive US Chipmaking—but It Has to Catch Up First

But at the same time, Intel said it would outsource production of some of its most advanced chips to Taiwan Semiconductor Manufacturing Company.“It's a pretty deep hole for Intel,” says Linley Gwennap, president of the Linley Group, a chip industry analyst firm.

Help! What if My New Job Sucks Too?

Help! What if My New Job Sucks Too?

If you find any current or former employees, get on the phone with them for 20 minutes and ask all the questions you don’t think you can ask the hiring manager.

Take Down Your Feeders: Salmonella is Killing Songbirds

Take Down Your Feeders: Salmonella is Killing Songbirds

Salmonella is a fatal bacterial infection for birds and it’s hitting siskins hard because they congregate around feeders, but the outbreak isn’t species-specific.Other states are seeing an uptick this spring as the bacteria continues to spread, which is why more state agencies are asking people to remove their bird feeders.

Why Covering Canals With Solar Panels Is a Power Move

Why Covering Canals With Solar Panels Is a Power Move

“By covering canals with solar panels, we can reduce evaporation and avoid disturbing natural and working lands, while providing renewable energy and other co-benefits,” says environmental engineer Brandi McKuin of the University of California, Merced, and the University of California, Santa Cruz, lead author on the paper.

Ocean Acidification Could Make Tiny Fish Lose Their Hearing

Ocean Acidification Could Make Tiny Fish Lose Their Hearing

“If you actually put your head underwater and take the time to listen, it's amazing what you'll hear,” Radford says.

Netflix's Password-Sharing Crackdown Has a Silver Lining

Netflix's Password-Sharing Crackdown Has a Silver Lining

The practice of throwing a bunch of purloined user names and passwords at various services to see what sticks is known as credential stuffing , and it’s hit the media industry particularly hard in recent years.

How to Tap Into Students' Strengths During Remote Learning

How to Tap Into Students' Strengths During Remote Learning

These trauma-informed teaching strategies had two functions: to understand why kids act out, disengage, or struggle to succeed in class, and to create a community where they feel cared for and heard.

How Google's Grand Plan to Make Stadia Games Fell Apart

How Google's Grand Plan to Make Stadia Games Fell Apart

But sources familiar with Stadia’s operations believe that after pouring tens of millions of dollars into two game studios, Google couldn’t stomach the expensive and complicated creative process necessary to build high-caliber video games—especially considering Stadia’s unremarkable subscription numbers.“I question how much the execs above Stadia leadership understand what they got into—the commitments made and overcommitments and the inability to keep those commitments,” says one current Stadia employee.

Texas’ Icy Disaster Makes the Case for Uniting the US Grid

Texas’ Icy Disaster Makes the Case for Uniting the US Grid

But neither the eastern nor the western half of the national grid sticks tendrils into Texas in a way that would have let the state borrow large amounts of power when facing a massive, sudden freeze.

If Work Is Going Remote, Why Is Big Tech Still Building?

If Work Is Going Remote, Why Is Big Tech Still Building?

The company continues to expand its presence in other Bay Area cities, and Zuckerberg told employees that Facebook still saw a use for all of its current and planned space.